Prime Minister Cup (Go)
The Prime Minister Cup was a Go competition.
Outline
The Prime Minister Cup ran from 1961 to 1981. It was used by the Nihon Ki-in The first 18 titles were decided in a knockout tournament. The last two years, the format was changed to a best-of-three match between finalists from a large knockout.
Past Winners & Runner Up's
| Player | Years Held |
| Kano Yoshinori |
1961 |
| Hayashi Yutaro |
1962 |
| Sakakibara Shoji |
1963 |
| Miwa Yoshiro |
1964 |
| Otake Hideo |
1965 |
| Hoshino Toshi |
1966 |
| Suzuki Goro |
1967 |
| Ishida Yoshio |
1968 |
| Takagi Shoichi |
1969, 1975 |
| Kojima Takaho |
1970 |
| Takemiya Masaki |
1971, 1973 |
| Kobayashi Koichi |
1972, 1974, 1976 |
| Awaji Shuzo |
1977, 1981 |
| Nakamura Hidehito |
1978 |
| Haruyama Isamu |
1979 |
| Fukui Masaki |
1980 |
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| | Major | |
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| | Minor | |
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| | Defunct | |
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| | Women's | |
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| | Defunct | |
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